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ENGINE
394
body
accessories
handlebar
& grips
cables &
levers
electrical
& ignition
engine
fuel &
intake
clutch
brakes
drive
steering &
suspension
bearings
tires
tools &
shop
exhaust
MODEL YEAR
BORE
X
STROKE
BORE
SIZE
TOP
END
KIT
SINGLE
PISTON RING SET PIN CLIP
TOP END
GASKET
KIT
TOP END
BEAR-
ING
BMW (4-STROKE)
GX450
08-12 98
98
9800ZV
111610 CW20
11.6:1 Standard
Compression
x
59
GX450
08-12 98
98
9800ZV
111610 CW20
13.5:1 Compression
x
59
COBRA (2-STROKE)
Cobra,Cobra Action-
with Reed Moto-
Morini engine
97-99 39
39
698M03900 1535CDM
S563
CW12 W5755
*Will not fit King
Cobra Model
x
41
698M04100 1614CD
*Chrome Bore -
Cylinder sleeving
41.7
or replating required
for oversizes
GAS GAS (2-STROKE)
EC/MC125
00-01 54
54
726M05400 2126CST
S467
CW15
B1001
x
54.5
726M05450 2146CS
54.5
55
726M05500 2165CS
56
726M05600 2205CS
EC/MC125
02-08 54
54
762M05400 104608
S632
CW15
B1001
x
56
762M05600 2205CS
54.5
EC200
99-11 62.5 62.5
101165
2461CD
S477
CW18
x
65
EC250
97-15 66.4 66.4
102680
2614CD
S508
CW18
B1003
SM250
x
MC250
72
EC300
00-15 72
72
101273
2835CD
S508
CW18
B1003
x
72
GAS GAS (4-STROKE)
EC250F
10-15 77
77
4882M07700 7700XU
S742
CW16
x
53.6
EC250F
10-15 77
77
4881M07700 7700YC
S742
CW16
x
53.6
EC300F
13-15 83
83
102726
3268XG
S677
CW16
x
53.6
EC450F
05-09 97
100
104050
S641
CW20
SM450FSR
07-09
x
60.8
EC450F
13-15 95
95
4785M09500 3741XS
S600
CW18
x
63.4
EC450F
13-15 95
95
102876
3741XS
S600
CW18
x
63.4